Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investment Securities (Tables)

9 Months Ended

Sep. 30, 2021

Marketable Investment Securities, Restricted Cash and Cash Equivalents, and Other Investment Securities

Schedule of marketable investment securities, restricted cash and cash equivalents, and other investment securities

	As of
	September 30,		December 31,
	2021		2020
	(In thousands)
Marketable investment securities:
Current marketable investment securities:
Strategic - available-for-sale	$	194	$	195
Strategic - trading/equity		3,340		—
Other		2,964,011		362,758
Total current marketable investment securities		2,967,545		362,953
Restricted marketable investment securities (1)		40,794		24,467
Total marketable investment securities		3,008,339		387,420
Restricted cash and cash equivalents (1)		64,244		83,902
Other investment securities:
Other investment securities		155,034		149,706
Total other investment securities		155,034		149,706
Total marketable investment securities, restricted cash and cash equivalents, and other investment securities	$	3,227,617	$	621,028

(1) Restricted marketable investment securities and restricted cash and cash equivalents are included in “Restricted cash, cash equivalents and marketable investment securities” on our Condensed Consolidated Balance Sheets.

Schedule of fair value measurements

	As of
	September 30, 2021								December 31, 2020
	Total		Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3
	(In thousands)
Cash equivalents (including restricted)	$	2,304,378	$	73,878	$	2,230,500	$	—	$	3,330,296	$	363,123	$	2,967,173	$	—
Debt securities (including restricted):
U.S. Treasury and agency securities	$	—	$	—	$	—	$	—	$	65,992	$	65,992	$	—	$	—
Commercial paper		2,612,422		—		2,612,422		—		298,435		—		298,435		—
Corporate securities		389,891		—		389,891		—		22,552		—		22,552		—
Other		2,686		—		2,492		194		441		—		246		195
Equity securities		3,340		3,340		—		—		—		—		—		—
Total	$	3,008,339	$	3,340	$	3,004,805	$	194	$	387,420	$	65,992	$	321,233	$	195

Schedule of gains and losses on sales and changes in carrying amounts of investments

	For the Three Months Ended				For the Nine Months Ended
	September 30,				September 30,
Other, net:	2021		2020		2021		2020
	(In thousands)
Marketable investment securities - realized and unrealized gains (losses)	$	(1,634)	$	87	$	(1,316)	$	177
Derivative instruments - net realized and/or unrealized gains (losses)		(7,380)		(12,450)		(18,380)		(12,450)
Costs related to early redemption of debt		—		—		(3,587)		—
Equity in earnings (losses) of affiliates		424		(824)		1,957		(221)
Other (Note 5)		39,659		(13)		39,924		902
Total	$	31,069	$	(13,200)	$	18,598	$	(11,592)